WAN Access High Speed Routers overview
16
WAN Access Routers Getting Started Guide
1 • General Information
The status LEDs from left to right are (see
table 3
for LED descriptions):
•
Power
•
Sync Serial TD, RD, CTS, and DTR
•
Ethernet Link, 100M, Tx, and Rx
Console port
Located on the front panel, the unshielded RJ-45 RS-232 console DCE port (EIA-561) with the pin-out listed
in the following table:
Table 3. Status LED descriptions
Power
Green
ON indicates that power is applied. Off indicates that no power
is applied.
T1/E1
Link
Green
Solid green: connected
Off: disconnected
LOS
Red
On: indicates a T1/E1 loss-of-frame condition. It also indicates
that no T1/E1 signal is detected.
TD
Green
Green: indicates a binary ‘0’ condition
off
: indicates a binary ‘1’or idle condition
RD
Green
Green: indicates a binary ‘0’condition
off: indicates a binary ‘1’ or idle condition
Sync Serial
TD
Green
Green: indicates a binary ‘0’ condition
off
: indicates a binary ‘1’or idle condition
RD
Green
Green: indicates a binary ‘0’condition
off: indicates a binary ‘1’ or idle condition
CTS
Green
ON: indicates the CTS signal from the router is active, binary
‘1’
off: indicates CTS is binary ‘0’
DTR
Green
ON: indicates the DTR signal from the DTE device attached to
the serial port is active, binary ‘1’
Ethernet
Link
Green
ON: indicates an active 10/100 Base-T connection
100M Green
ON: connected to a 100BaseT LAN
Off: connected to a 10BaseT LAN
Tx
Green
Flashing: when transmitting data from the router to the Ethernet
Rx
Green
Flashing: when transmitting data from the Ethernet to the router.
Pin No.
Signal Direction
Signal Name
Pin No.
Signal Direction
Signal Name
1
Out
DSR
5
Out
RD
2
Out
CD
6
In
TD
3
In
DTR
7
Out
CTS
4
—
Signal Ground
8
In
RTS
Summary of Contents for LR120A
Page 1: ...LR120A LR121A LR122A LR125A WAN Access Routers Getting Started Guide...
Page 24: ...19 Chapter 2 Product Overview Chapter contents Introduction 20 Applications overview 21...
Page 115: ...110 Appendix B Cable recommendations Chapter contents Ethernet Cable 111 Adapter 111...
Page 128: ......
